linux-kernel - Re: [KVM PATCH v4 2/2] kvm: add support for irqfd via eventfd-notification interface

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Date:	Tue, 05 May 2009 20:43:45 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Gregory Haskins <ghaskins@...ell.com>
CC:	kvm@...r.kernel.org, viro@...IV.linux.org.uk,
	linux-kernel@...r.kernel.org, davidel@...ilserver.org
Subject: Re: [KVM PATCH v4 2/2] kvm: add support for irqfd via	eventfd-notification
 interface

Gregory Haskins wrote:
>>>  
>>> +struct kvm_irqfd {
>>> +    __u32 gsi;
>>> +    __u32 flags;
>>> +};
>>> +
>>>   
>>>       
>> Please add some reserved space here.
>>     
>
> Ack.  Any rule of thumb here?  How about a "__u8 pad[16]" ?
>   

I'd round it up so the whole thing is 32 bytes (not that it matters).

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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